Planning application
4 DIAMOND TERRACE, GREENWICH, LONDON, SE10 8QN
Works: Extension Loft or dormer Roofing Windows or glazing Domestic
Read from the description, not a valuation. How we read the register
Refused. Only the applicant can appeal, within the statutory time limit, and a revised scheme can be submitted instead.
Proposal
Construction of an L shaped ground floor extension, first floor rear extension along with replacement windows and replacement of roof tiles and associated rooflights (amended description)
As published by the council, reference 25/3525/HD
Application record
- Reference
- 25/3525/HD
- Type
- Householders
- Status
- Decided
- Decision
- Refused As published: Refuse
- Received
- 22 Oct 2025
- Validated
- 5 Nov 2025
- Decided
- 18 Dec 2025
- Ward
- GREENWICH PARK
- Parish
- Greenwich
- Decision by
- Delegation
- Postcode
- SE10 8QN
Site history
Applications at this address on the Greenwich register
This site has had 6 applications since 2025: 5 approved, 1 refused.
-
26/2184/CP Granted
4 DIAMOND TERRACE, GREENWICH, LONDON, SE10 8QN
Certificate of Lawfulness (Proposed) to re-build the front garden wall in brickwork and of a heig...
-
26/1367/NM Granted
4 DIAMOND TERRACE, GREENWICH, LONDON, SE10 8QN
An application submitted under Section 96a of the Town & Country Planning Act 1990 for a non-mate...
-
26/0946/TC Granted
4 DIAMOND TERRACE, GREENWICH, LONDON, SE10 8QN
T1 - Ginkgo Biloba - Crown reduction by appr.30%. Appr. 2m - 2.5m height, and 1.5-2m sides. From 9m to appr. 6.5-7m height.
-
26/0799/NM Granted
4 DIAMOND TERRACE, GREENWICH, LONDON, SE10 8QN
An application submitted under Section 96a of the Town & Country Planning Act 1990 for a non-material amendment in connection with the planning permission dated 09/03/2026 (Ref: 26/0089/HD) for Removal of render, and existing shed, construction of a single storey rear extension and part first floor rear extension, with installation of rooflights, enlargement of ground floor side elevation window and all associated works, to allow: -2.no windows added to the side elevation of the ground floor extension. -Enlargement of the proposed glazed doors to the rear elevation of the ground floor extension. [Amended Description]
-
26/0089/HD Granted
4 DIAMOND TERRACE, GREENWICH, LONDON, SE10 8QN
Removal of render, and existing shed, construction of a single storey rear extension and part first floor rear extension, with installation of rooflights, enlargement of ground floor side elevation window and all associated works. (This application may affect the setting of various locally listed and grade 2 listed buildings nearby)
Timeline
Dates from the published record
-
22 Oct 2025
Received by Greenwich
-
5 Nov 2025
Validated
Checked as complete and ready for consideration.
-
18 Dec 2025
Decision issued: Refuse
-
11 Aug 2026
Added to PlanIndex
Who's behind it
Company information only, from the register and Companies House
UNFOLD Architecture + Design Ltd Agent, an architecture practice registered in London
Active · incorporated 2017 · London
28 applications on PlanIndex · across 5 councils · 87% granted
Trade members see everything this firm has filed, how it was decided, and get an email the day it files again.
See their track recordDocuments
Plans, drawings, consultee responses and the officer's report
20 documents on file for this application
A planning file usually holds the application form, drawings and site plans, consultee responses, the officer's report and the decision notice.
Watch members (£5 a month) open the document list from here.
Open the documentsWhat this refusal means
Greenwich refused this application for the reasons on the decision notice; only the applicant can appeal, and refused schemes often return in revised form. More in our guide to what happens after a planning decision.
About householder applications
Householder applications cover work to an existing house and its garden, such as extensions, lofts and outbuildings, and cannot create a separate dwelling or change what the building is used for. More in our guide to planning application types.
Nearby applications
Within 0.3 miles
-
LANE HOUSE, 16 DIAMOND TERRACE, GREENWICH, LONDON, SE10 8QN
Statement of work G1 Himalayan Birch - Group of 3 trees across the front of the property: To reduce lateral branches in contact with the building to give at least 1M clearance. G2 Mixed hedge - Right hand side of property: To prune/trim growth back to maintain 1.5M clearance from the property. T2 Holly - LHB: Crown Reduction - To reduce the overall height by up to 2M and shape the upper canopy. To remove large clumps of Clematis growing through the canopy. T3 Common Horse Chestnut ? LHB: Crown lift - To raise the lower canopy over neighbouring gardens to 3.5M from ground level (on clients side only). T4 Hazel - Rear right hand corner of property: To coppice at ground level so that it can be maintained in a smaller size due to proximity to building. Reason for work ? General maintenance (EXEMPT BUT WILL REQUIRE REPLACEMENT - T1 Elm- Right hand side of driveway: Dead tree (DED) - To carefully section fell as close to ground level as possible)
Granted Trees 13 docs -
LANE HOUSE, 16 DIAMOND TERRACE, GREENWICH, LONDON, SE10 8QN
Statement of work: T1 Maple - Rear LHB: Crown reduction - To reduce the overall canopy by up to 1.5 metres, shaping accordingly and remove major deadwood. T2 Conifer - Rear LHB: To carefully section fell as close to ground level as possible. T3 Magnolia - Rear garden patio area: To reduce a selection of laterals extending towards the property by up to 1 metre.
Withdrawn Trees -
5 DIAMOND TERRACE, GREENWICH, LONDON, SE10 8QN
Construction of single storey rear extension and 3 storey side extension with interior alterations and landscaping
Granted Householder Extension 21 docsSmall domestic -
4 DIAMOND TERRACE, GREENWICH, LONDON, SE10 8QN
Removal of render, and existing shed, construction of a single storey rear extension and part first floor rear extension, with installation of rooflights, enlargement of ground floor side elevation window and all associated works. (This application may affect the setting of various locally listed and grade 2 listed buildings nearby)
Granted Householder Extension Loft or dormer +1 21 docsSmall domestic -
13 DIAMOND TERRACE, GREENWICH, LONDON, SE10 8QN
Lawson Cypress over growing into our garden and neighbours garden which is restricting natural sunlight. We get is pruned every 2 years or so to maintain the tree. We would like to prune the tree by approx 25% overall in order to reduce the height by approximately 1 metre and 0.6 metre off the spread.
Granted Trees 4 docs -
4 DIAMOND TERRACE, GREENWICH, LONDON, SE10 8QN
An application submitted under Section 96a of the Town & Country Planning Act 1990 for a non-material amendment in connection with the planning permission dated 09/03/2026 (Ref: 26/0089/HD) for Removal of render, and existing shed, construction of a single storey rear extension and part first floor rear extension, with installation of rooflights, enlargement of ground floor side elevation window and all associated works, to allow: -2.no windows added to the side elevation of the ground floor extension. -Enlargement of the proposed glazed doors to the rear elevation of the ground floor extension. [Amended Description]
Granted Amendments Extension Loft or dormer +1 14 docsSmall domestic
Other householder applications
In Greenwich
-
26/2559/HD Awaiting decision
69 WELTON ROAD, PLUMSTEAD, LONDON, SE18 2JE
Construction of first floor side extension and associated works.
-
26/2485/HD Awaiting decision
13 KEMSING ROAD, GREENWICH, LONDON, SE10 0LL
Construction of a single storey side and rear extension in brick and replacement of existing dwarf wall with a bike and bin storage to the front..
-
26/2437/HD Awaiting decision
53 COLEPITS WOOD ROAD, ELTHAM, LONDON, SE9 2QJ
Construction of a single storey rear extension, first floor side extension, garage conversion to a habitable room and a rear domer loft conversion with two rooflights to front roofslope.
-
26/2411/HD Awaiting decision
65 VANBRUGH PARK, BLACKHEATH, LONDON, SE3 7JQ
Replacement of door and window on the lower ground rear elevation with a double- glazed timber window and door, replacement of all windows and doors with like for like double glazed timber units, enlargement of patio area at the lower ground floor level along with glass balustrade around it at garden level, alteration to the stairs and railing at the rear leading to the upper ground floor level, and the installation of a new resin-bound front driveway with brick edging.
-
26/2397/HD Awaiting decision
25 GLOUCESTER CIRCUS, GREENWICH, LONDON, SE10 8RY
Construction of mansard roof extension and loft conversion with associated demolition; external repair works and refurbishment and all associated works.